{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002094","492:4920004230","491:4910002252","492:4920001661","491:4910001299","491:4910002711","491:4910002959","492:4920006465","491:4910002189","492:4920003706","491:4910001997","491:4910002423","492:4920004181","492:4920004802","492:4920000578","491:4910001096","492:4920002275","491:4910002294","491:4910002401","491:4910001578","492:4920001093","492:4920004898","491:4910001467","492:4920006265","492:4920001095"],"twin_admin_codes":[491,492,491,492,491,491,491,492,491,492,491,491,492,492,492,491,492,491,491,491,492,492,491,492,492],"twin_sims":[0.005416071252228028,0.0030813201982528857,0.0025764732044925064,0.002465501622817891,0.0021480002016295487,0.0012391038241912125,0.0011838920451621262,0.001134495448726581,0.001115375154188385,0.0009718518369991428,0.0009464273969451955,0.0008153277465237717,0.0007885285959356996,0.0007855839633285496,0.0006114569014728665,0.0005326396460808619,0.000512684471220677,0.0005090891671351308,0.00048188803216356644,0.00044739772546262193,0.00042739600600579766,0.0004147713334487657,0.0003962334861254677,0.00037367889731517985,0.0002755299580070633],"twin_dists":[0.4195723742569436,0.44166481412043207,0.44844642258117917,0.45009933077400766,0.4552362191965022,0.47518328907435575,0.47679851503572984,0.47830385465645864,0.47890288583591345,0.48372997898002,0.4846534543897301,0.48981523263472504,0.49096479372804314,0.49109331243230325,0.49962585577129176,0.5042631969833749,0.505538838876359,0.5057735885874208,0.5076015621186066,0.5100633475286442,0.5115735961978317,0.5125612501434542,0.5140637255714904,0.51598313927457,0.5258494079307219],"n_dims_used":44,"mean_confidence":0.8960175947709517},"coverage":{"mean_confidence":0.8960175947709517,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}